- #1
geft
- 148
- 0
Here's the problem: http://i.imgur.com/dS7ZH.jpg
I don't understand why the cosine has to be there. My geometry is a bit rusty, but wouldn't it be enough without the cosine part?
I don't understand why the cosine has to be there. My geometry is a bit rusty, but wouldn't it be enough without the cosine part?